CN212454846U

CN212454846U - Acid pump with seal structure

Info

Publication number: CN212454846U
Application number: CN202020809995.7U
Authority: CN
Inventors: 陶海锋; 候江平; 陶海俊; 陶文平
Original assignee: Jiangsu Keman Machinery Manufacturing Co ltd
Current assignee: Jiangsu Keman Machinery Manufacturing Co ltd
Priority date: 2020-05-15
Filing date: 2020-05-15
Publication date: 2021-02-02
Anticipated expiration: 2030-05-15

Abstract

The utility model relates to an acid pump with a sealing structure, which comprises a base and a pump body arranged on the base, wherein the base is a rectangular flat plate, the pump body is arranged on the left side of the base, the right side of the base is provided with a motor, a rotating shaft in a bearing seat on the right side of the pump body is connected with a rotor of the motor through a shaft coupling, the right side of the pump body is provided with a liquid inlet flange, and the upper end of the pump body is provided with a liquid outlet flange; through setting traditional ring flange to by the flange main part, support piece and seal ring constitute, and set up the mounting groove in the flange main part, one-level notch and guide bar groove, and set up guide arm and supporting spring at support piece's lower surface, supporting role through supporting spring can appear ageing at seal ring, elasticity descends and when leading to its junction leakproofness to descend, the spring can play certain supporting role to seal ring through its self elasticity, thereby guarantee the leakproofness of its junction, avoid appearing leaking the phenomenon, thereby effectively improve the ageing of device.

Description

Acid pump with seal structure

Technical Field

The utility model relates to a relevant technical field of acid-proof pump specifically is an acid pump with seal structure.

Background

The acid-proof pump is a pump which is developed and produced by applying materials with acid-proof performance on the basis of the pump. The most of the acid-proof pumps are mainly made of the materials of the pumps, and the general acid-proof pumps adopt non-metal materials as the materials of the flow passage components of the pumps, such as polyethylene, polypropylene, fluorinated ethylene propylene and the like, wherein the fluorinated ethylene propylene is one of the best acid-proof materials, can resist the corrosion of basically any acid medium, and is called as a plastic king. The acid-proof pump product is suitable for conveying various corrosive media at the temperature of-20 ℃ to +120 ℃, the overflowing part of the acid-proof pump is formed by reasonably formulating, molding and processing plastic alloys (polytetrafluoroethylene, fluorinated ethylene propylene and other various materials), the acid-proof pump integrates the advantages of various plastics, has extremely strong corrosion resistance, has the advantages of high mechanical strength, no aging, no toxin decomposition and the like, and is ideal equipment for conveying various strong and weak acids; but its structure of flange of its kneck of traditional acid-proof pump is comparatively simple, and it all is that two simple ring flanges and seal ring constitute usually, though seal ring all is that acid-proof material casts, but its long-term use in-process still can appear ageing phenomenon to lead to its junction leakproofness to reduce, just can appear leaking the phenomenon when serious, for this, the utility model provides an acid pump with seal structure is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an acid pump with seal structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an acid pump with seal structure, includes the base and sets up the pump body on the base, the base is a rectangle flat board, the pump body sets up in the left side of base, and the right side of base is provided with the motor, the pivot in the bearing frame on pump body right side is passed through the shaft coupling and is connected with the rotor of motor, the right side of the pump body is provided with the inlet, and the position department of inlet is provided with the inlet flange, and the upper end of the pump body is provided with the leakage fluid dram, and the position department of leakage fluid dram is provided with the leakage fluid dram flange.

Preferably, the both ends of side all are provided with the fixed plate around the base, fixed plate and base are fixed welding, and the central point of its plate body puts and has seted up the fixed orifices.

Preferably, the leakage fluid dram flange comprises flange main part, support piece and seal ring, the flange main part is that a section pipe and a crown plate combination form, and the lower extreme of its body part and the leakage fluid dram position of the pump body are integrated casting shaping, and the inside wall of its crown plate part and the lateral wall of body are integrated casting shaping, and its both upper surfaces are parallel and level, and evenly seted up the mounting hole on the plate body of crown plate, the mounting groove has been seted up to the upper surface of flange main part body part, the mounting groove is an annular notch, and the one-level notch has been seted up to the bottom surface of its notch, the one-level notch is provided with six pairs altogether, and the guide bar groove has all been seted up to the bottom surface of one-level notch.

Preferably, the support member is an annular plate, the size of the plate body of the support member is matched with the size of the notch of the mounting groove, the plate body of the support member is embedded into the notch of the mounting groove, the guide rod is fixedly welded on the lower surface of the support member, six pairs of guide rods are arranged on the guide rod, the diameter of the rod body of the guide rod is matched with the diameter of the cross section of the notch of the guide rod groove, the position of the rod body of the guide rod is corresponding to that of the guide rod groove, the guide rod is movably arranged in the guide rod groove, a support spring is arranged on the guide rod, and the.

Preferably, the sealing washer is a fluororubber washer matched with the cross section of the notch of the mounting groove in size, the inner side surface of the washer is provided with an annular convex structure with a semicircular cross section, a plurality of sealing rings are uniformly arranged on the inner side surface of the mounting groove, the sealing rings are annular convex structures with semicircular cross sections, and the arrangement distance of the sealing rings is corresponding to the arrangement of the convex structures on the sealing washer.

Preferably, the liquid inlet flange and the liquid outlet flange have the same structure and are integrally cast and molded at the liquid inlet position of the pump body.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the traditional flange plate is arranged to be composed of a flange main body, a support piece and a sealing gasket, a mounting groove, a primary notch and a guide rod groove are formed in the flange main body, a guide rod and a support spring are arranged on the lower surface of the support piece, and the spring can play a certain supporting role on the sealing gasket through the self elasticity when the sealing gasket is aged and the elasticity of the sealing gasket is reduced to cause the sealing performance of the joint to be reduced through the supporting role of the support spring, so that the sealing performance of the joint is ensured, the leakage phenomenon is avoided, and the timeliness of the device is effectively improved;

2. and through set up annular protruding structure at seal ring's inner circle to set up the sealing ring by inboard surface in the mounting groove, thereby let seal ring can effectively improve its and flange main part between the leakproofness when the installation, thereby avoid acid liquor to enter into the mounting groove, corrode original parts such as its inside spring, thereby damage the spring and lead to its structural failure.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is an exploded view of the drain port flange of the present invention;

FIG. 4 is a schematic view of the flange main body structure of the present invention;

FIG. 5 is an enlarged view of the structure at B in FIG. 4;

fig. 6 is a schematic structural view of the supporting member of the present invention.

In the figure: the device comprises a base 1, a pump body 2, a motor 3, a bearing seat 4, a fixing plate 5, a liquid inlet flange 6, a liquid outlet flange 7, a flange main body 8, a support piece 9, a sealing washer 10, a mounting hole 11, a mounting groove 12, a primary notch 13, a guide rod groove 14, a sealing ring 15, a guide rod 16 and a support spring 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides an acid pump with seal structure, including base 1 and the pump body 2 of setting on base 1, base 1 is a rectangle flat board, the pump body 2 sets up in base 1's left side, and base 1's right side is provided with motor 3, the pivot in the bearing frame 4 on the pump body 2 right side is connected with motor 3's rotor through the shaft coupling, the right side of the pump body 2 is provided with the inlet, and the position department of inlet is provided with inlet flange 6, and the upper end of the pump body 2 is provided with the leakage fluid dram, and the position department of leakage fluid dram is provided with leakage fluid dram flange 7.

Furthermore, the fixing plates 5 are arranged at the two ends of the front side and the rear side of the base 1, the fixing plates 5 are fixedly welded with the base 1, and the center positions of the plate bodies are provided with fixing holes, so that workers can fix the base conveniently, and the base is prevented from being shifted due to the movement of a motor;

further, the drain port flange 7 is composed of a flange main body 8, a support member 9 and a sealing washer 10, the flange main body 8 is formed by combining a round pipe and an annular plate, the lower end of the pipe body part and the drain port of the pump body 2 are integrally cast, the inner side wall of the annular plate part and the outer side wall of the pipe body are integrally cast, the upper surfaces of the flange main body and the annular plate are parallel and level, mounting holes 11 are uniformly formed in the plate body of the annular plate, a mounting groove 12 is formed in the upper surface of the pipe body part of the flange main body 8, the mounting groove 12 is an annular notch, a primary notch 13 is formed in the bottom surface of the notch, six pairs of primary notches 13 are formed, and guide rod grooves 14 are formed in the bottom surface of the primary notch 13;

furthermore, the supporting member 9 is an annular plate, the size of the plate body of the supporting member is matched with the size of the notch of the mounting groove 12, the plate body of the supporting member is embedded in the notch of the mounting groove, the lower surface of the supporting member is fixedly welded with six pairs of guide rods 16, the diameter of the guide rods 16 is matched with the cross section diameter of the notch of the guide rod groove 14, the position of the rod body of the supporting member corresponds to the position of the guide rod groove 14, the guide rods 16 are movably arranged in the guide rod groove 14, the supporting springs 17 are arranged on the guide rods 16, the upper ends of the supporting springs 17 are fixedly connected with the lower surface of the plate body of the supporting member 9, a traditional flange plate is arranged to be composed of a flange main body 8, the supporting member 9 and a sealing gasket 10, the mounting groove 12, a primary notch 13 and the guide rod groove 14 are arranged on the flange main body 8, the guide rods 16 and the supporting springs 17 are arranged on, when the elasticity is reduced to cause the sealing performance of the joint to be reduced, the spring can play a certain supporting role on the sealing washer through the elasticity of the spring, so that the sealing performance of the joint is ensured, the leakage phenomenon is avoided, and the timeliness of the device is effectively improved;

furthermore, the sealing washer 10 is a fluororubber washer which is matched with the size of the cross section of the notch of the mounting groove 12, the inner side surface of the washer is provided with an annular convex structure with a semicircular cross section, a plurality of sealing rings are uniformly arranged on the inner side surface of the mounting groove 12, the sealing ring 15 is an annular convex structure with a semicircular cross section, the arrangement distance of the sealing rings is corresponding to the arrangement distance of the convex structure on the sealing washer 10, the annular convex structure is arranged on the inner ring of the sealing washer 10, and the sealing ring 15 is arranged on the inner side surface of the mounting groove 12, so that the sealing performance between the sealing washer 10 and the flange main body 8 can be effectively improved when the sealing washer 10 is installed, and the phenomenon that acid liquid enters the mounting groove 12 to corrode the internal spring and other elements, thereby damaging the spring to cause;

further, the liquid inlet flange 6 and the liquid outlet flange 7 have the same structure, and are integrally cast and molded at the liquid inlet position of the pump body 2;

the working principle is as follows: in actual use, a worker installs the support 9 in the installation groove 12 of the flange body 8, and ensures that the guide rod 16 thereon is inserted and arranged in the guide rod groove 14, and ensures that the supporting spring 17 is inserted and arranged in the primary notch 13, then the sealing washer 10 is arranged in the mounting groove 12, then the flange plate on the liquid discharge pipeline is fixedly connected with the liquid discharge port flange 7, then the liquid inlet flange 6 is installed in the same way, and when the sealing gasket 10 is aged and the elasticity of the sealing gasket is reduced to cause the sealing performance of the joint to be reduced, the supporting spring 17 can play a certain supporting role on the sealing gasket 10 through the self elasticity of the supporting spring 17 when the sealing gasket 10 is actually used, thereby guarantee the leakproofness of its junction, avoid appearing leaking the phenomenon to effectively improve the ageing of device.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an acid pump with seal structure, includes base (1) and sets up pump body (2) on base (1), its characterized in that: base (1) is a rectangle flat board, the pump body (2) sets up in the left side of base (1), and the right side of base (1) is provided with motor (3), pivot in bearing frame (4) on the pump body (2) right side is connected with the rotor of motor (3) through the shaft coupling, the right side of the pump body (2) is provided with the inlet, and the position department of inlet is provided with inlet flange (6), and the upper end of the pump body (2) is provided with the leakage fluid dram, and the position department of leakage fluid dram is provided with leakage fluid dram flange (7).

2. The acid pump with a sealing structure according to claim 1, wherein: both ends of side all are provided with fixed plate (5) around base (1), fixed plate (5) and base (1) are fixed welding, and the central point of its plate body puts and has seted up the fixed orifices.

3. The acid pump with a sealing structure according to claim 1, wherein: the leakage fluid port flange (7) is composed of a flange main body (8), a support piece (9) and a sealing washer (10), the flange main body (8) is formed by combining a round pipe and an annular plate, the lower end of the pipe body part and the leakage fluid port of the pump body (2) are integrally cast, the inner side wall of the annular plate part and the outer side wall of the pipe body are integrally cast, the upper surfaces of the inner side wall and the outer side wall of the pipe body part are parallel and level, mounting holes (11) are uniformly formed in the plate body of the annular plate, a mounting groove (12) is formed in the upper surface of the pipe body part of the flange main body (8), the mounting groove (12) is an annular notch, a first-level notch (13) is formed in the bottom surface of the notch, six pairs of first-level notches (13) are arranged, and a guide rod groove (14) is formed.

4. The acid pump with a sealing structure according to claim 3, wherein: support piece (9) are an annular plate, and its plate body size is identical with the notch size of mounting groove (12), and its plate body embedding sets up in its notch, and its lower fixed surface welding has guide arm (16), guide arm (16) are provided with six pairs altogether, and its body of rod diameter is identical with the notch cross-sectional diameter of guide bar groove (14), and its body of rod position is corresponding with the position of guide bar groove (14), and guide arm (16) activity sets up in guide bar groove (14), and is provided with supporting spring (17) on guide arm (16), the upper end of supporting spring (17) is connected with the lower fixed surface of support piece (9) plate body.

5. The acid pump with a sealing structure according to claim 3, wherein: the sealing washer (10) is a fluororubber washer matched with the groove opening of the mounting groove (12) in cross section, the inner side surface of the washer is provided with an annular convex structure with a semicircular cross section, multiple channels are uniformly arranged on the inner side surface of the washer, a sealing ring (15) is arranged on the inner side surface of the mounting groove (12) close to the inner side surface, the sealing ring (15) is an annular convex structure with a semicircular cross section, and the arrangement interval of the sealing ring (15) is corresponding to the arrangement of the convex structure on the sealing washer (10).

6. The acid pump with a sealing structure according to claim 1, wherein: the liquid inlet flange (6) and the liquid outlet flange (7) are identical in structure and are integrally cast and formed at the liquid inlet position of the pump body (2).